Home / 28,908,014.80-43,325,280.60-11,849,414.80

Finding the Fourth Proportional to 28,908,014.80, 43,325,280.60 and 11,849,414.80

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Solution

The fourth proportional to 28,908,014.80, 43,325,280.60 and 11,849,414.80 is: 17,759,061.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908,014.80 : 43,325,280.60 = 11,849,414.80 : x
  2. Step 2: Convert to fraction form
    28,908,014.80/43,325,280.60 = 11,849,414.80/x
  3. Step 3: Cross multiply
    28,908,014.80x = 43,325,280.60 × 11,849,414.80
  4. Step 4: Simplify right side
    28,908,014.80x = 513,379,221,155,792.94
  5. Step 5: Solve for x
    x = 513,379,221,155,792.94/28,908,014.80
  6. Step 6: Final answer
    x = 17,759,061.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.